Richard Zhang, OD, PH.D
NPI 1699850214 · Optometrist · Lexington, MA
Richard Zhang, OD, PH.D is a Optometrist provider in Lexington, MA (NPI 1699850214).
Provider details
- NPI number
- 1699850214
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD, PH.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0673 (NH)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$846 across 7 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2009-12-09
Frequently asked questions
- What is Richard Zhang's NPI number?
- Richard Zhang's National Provider Identifier (NPI) is 1699850214, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Zhang's specialty?
- Richard Zhang is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Richard Zhang located?
- Richard Zhang's practice location on file with NPPES is 16 Clarke St, Lexington, MA 02421.
- What is Richard Zhang's phone number?
- The practice phone number listed in the NPPES registry for Richard Zhang is (781) 676-2020.
- Is Richard Zhang's NPI active?
- Yes — Richard Zhang's NPI (1699850214) is active in the NPPES registry as of the last update on 2009-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.